/Engine/Plugins/Runtime/WaveTable/Source/WaveTable/Public/WaveTable.h
Converts bit depth and sets internal data to the requested bit depth. Returns true if conversion took place, false if not (i.e. data was already sampled at the given bit depth).
bool SetBitDepth ( [EWaveTableBitDepth](API\Plugins\WaveTable\EWaveTableBitDepth) InBitDepth )